Radio Installations on GMDSS Ships Notice to all by Maritime and Coastguard Agency

By Maritime and Coastguard Agency

Show description

Read or Download Radio Installations on GMDSS Ships Notice to all Classification Societies and Radio Surveyors PDF

Best radio books

Wrestle Radio U.S.A.: Grapplers Speak

Those interviews with greater than 30 wrestling performers, carried out among 1992 and 1997, supply firsthand bills stretching way back to the Nineteen Thirties and supply a glimpse into the lives of grapplers and people concerned with the at the present time. The personalities and their tales are wide-ranging-from announcer Jim Ross and his first task in wrestling doing play-by-play observation with a blind colour announcer to wrestler Sherri Martel and the politics that arose from being a girl performer within the enterprise.

Formeln und Tabellen aus dem Gebiete der Funktechnik

Formeln Und Tabellen Aus Dem Gebiete Der Funktechnik

Newnes Radio and Electronics Engineer's Pocket Book. Revised by the Editorial Staff of Electronics Today International

Newnes Radio and Electronics Engineer's notebook, 15th version presents reference of the data proper in radio and electronics engineering. The ebook provides tables, illustrations, and diagrams of varied facts utilized in radio and electronics engineering. The assurance of the textual content contains abbreviations and logos, electric equations, and code conversions.

Making the Local News: Local Journalism in Context

First released in 1998. Routledge is an imprint of Taylor & Francis, an informa corporation.

Extra info for Radio Installations on GMDSS Ships Notice to all Classification Societies and Radio Surveyors

Sample text

18 hours on cargo ship and for 36 hours on passenger ship. 3 Reserve source of energy 1. 702(17), as applicable. It usually consists of rechargeable batteries and is used to supply the communication equipment in the event of failure of the ship’s mains and emergency source of electrical power. All passenger ships irrespective of size and cargo ships of 300 gt. and upwards should have a reserve source or sources of energy for the operation of the basic equipment, and the duplicated equipment if such equipment is required.

6. Copper bars and straps should be brazed to the steel bulkhead in order to eliminate corrosion and vibration and make a good earth connection. 7. Great care should be taken when earthing radio equipment on ships with aluminium superstructures in order to avoid galvanic corrosion. An approved and acceptable method of earthing should be used on such vessels. Note: - Insufficient earthing of the power amplifier may lead to capacitive and inductive connections between power cables etc. and cause interference to fire alarms, navigational equipment, inter-com.

Both the alarm condition and indication should reset automatically when normal charging condition has been restored. Failure of the alarm system should not interrupt the charging or discharging of batteries. 6. The automatic charger should be operational within five seconds of switching on or after a power supply interruption. 7. The automatic charger should be so designed and constructed that it is protected against damage resulting from disconnection the batteries or, with the battery disconnected, shortcircuiting the battery connection.

Download PDF sample

Rated 4.38 of 5 – based on 42 votes